JW Winco

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GN 858 Latch type toggle clamps with locking mechanism


Product description


GN 858 latch type toggle clamps are used when very high retaining forces are required.

The latch type clamp also features a locking mechanism which prevents the inadvertent or vibration-induced opening of the clamp.

Another benefit of this clamp is the ability to operate it with one hand.

Catch is included.


Steel forged / precision die casting

Bearing pins
hardened and ground

All moving parts
lubricated with special grease

Hand grip
High quality, oil resistant, red plastic


Technical drawing

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GN 858 Latch clamps with locking mechanism sketch

Article options / Table


T5with 2 mounting holes (d2)
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SizeFH in N
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m1m2m3m4r ≈
at w2=0
Adjustable range

Build & Price

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Description of function (for one-hand operation)

Sketch GN 858 1.

To release, move the locking mechanism in the direction of the arrow.

Sketch GN 858 2.

Lift the lever arm until the latch bolt is disengaged from the catch.

Sketch GN 858 3.

Moving the lever arm back will lift the latch bolt and release the catch (one-hand operation).

Sketch GN 858 4.

For clamping, lift the lever arm until the latch bolt rests against the catch.

Sketch GN 858 5.

The latch bolt engages with the catch if the locking mechanism is moved upward during clamping.

When clamping in the end position, the mechanism locks automatically through spring tension.

Selected Part (How to order)

Total (net)
plus VAT 20,27 €
gross 146,94 €
In stock
Weight: 1,500 kg
If this article is new in our product range, it may happen that details concerning weight are as yet not listed.
If you do need weight details, please contact our Sales Department!
Phone+49 7723 6507 - 0
RoHS: Yes
This article is RoHS-compliant in application of Annex III., which means it complies with EU Directive 2011/65/EU, including extension (2015/863/EU), for restricting the use of certain hazardous substances in electrical and electronic devices. The Directive regulates the use of hazardous substances in devices and components. The implementation in national law is summarily described with RoHS(Restriction of (the use of certain) hazardous substances)).
Please note our quantity discounts.
With a total value (net) per order:
from 175,00 € -> 10 % discount
from 275,00 € -> 20 % discount
from 375,00 € -> 30 % discount
With a total value (net) per order:
All prices in accordance with our price list No. 52, valid from 1 May 2019, plus VAT only valid for Germany.

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